$new_user,
'password' => md5($new_pass),
'role' => $new_role
];
file_put_contents($users_file, json_encode($users, JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT));
header('Location: users.php');
exit;
}
} else {
$error = '用户名和密码不能为空';
}
}
// 删除用户
if (isset($_GET['del']) && $_GET['del'] !== 'admin') {
$users = array_filter($users, function($u) {
return $u['username'] !== $_GET['del'];
});
file_put_contents($users_file, json_encode(array_values($users), JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT));
header('Location: users.php');
exit;
}
// 修改密码
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['change_pass'])) {
$target = $_POST['target_user'];
$new_pass = $_POST['new_password'];
foreach ($users as &$u) {
if ($u['username'] === $target && $target !== '') {
$u['password'] = md5($new_pass);
break;
}
}
unset($u);
file_put_contents($users_file, json_encode($users, JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT));
$msg = '密码已修改';
header('Location: users.php');
exit;
}
// 修改角色
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['change_role'])) {
$target = $_POST['target_user'];
$new_role = $_POST['new_role'] === 'admin' ? 'admin' : 'user';
foreach ($users as &$u) {
if ($u['username'] === $target && $target !== 'admin') {
$u['role'] = $new_role;
break;
}
}
unset($u);
file_put_contents($users_file, json_encode($users, JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT));
header('Location: users.php');
exit;
}
?>
用户管理